This guide will let you know how to get the Upgrade Modules in Marvel’s Avengers. You have to follow the simple steps in this guide to do so.
First, you will need to buy it from your fragment. While forming fragments, you have to spin them to buy an upgrade module from Maddy Cho; it will cost you 250 fragments for each, as shown in the image below.
You can also get the modules from completing the elite missions because the hardest ones can upgrade modules.
You will get one upgrade module when you kill or fight with an elite soldier. The best way to get the upgrade module is by doing vault missions; the best part of the vault missions is finding DNA Strongboxes, which you can open using DNA keys. When you open it, you will get upto ten upgrade modules, as shown in the image below.